}
		}
	}
}

// patchAllocatedValues allows clients to avoid a read-modify-write cycle while
// preserving values that we allocated on their behalf.  For example, they
// might create a Service without specifying the ClusterIP, in which case we
// allocate one.  If they resubmit that same YAML, we want it to succeed.
func patchAllocatedValues(after After, before Before) {

		expectSameClusterIPs: true,
		expectSameNodePort:   true,
	}}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			update := tc.update.DeepCopy()
			patchAllocatedValues(After{update}, Before{tc.before})

			beforeIP := tc.before.Spec.ClusterIP
			updateIP := update.Spec.ClusterIP
			if tc.expectSameClusterIPs || tc.expectReducedClusterIPs {
				if beforeIP != updateIP {